30-64 Overview D20x22 Series II Navigator HDD
Wash wand is enabled when operator is out of the seat.
Step 5: Spray fluid into tank until antifreeze is visible in the spray from wand.
Step 6: Close valve.
Step 7: Follow Shutdown Procedure, page 50-3.
Step 8: Point wash wand away from people and squeeze handle to release pressure remaining in wand.
Step 9: Remove wash wand from drilling fluid pump quick coupler and store wash wand.
WARNING: High pressure water can penetrate skin. Serious injury possible.
Fluid injected under the skin must be removed immediately by a surgeon familiar
with this type of injury.
Keep nozzles away from body.